Pearce Grip PG39 Magazine Extension made of Polymer with Black Finish & 1″ Gripping Surface for Glock 26 (Adds 3rds) 27 & 33 (Adds 2rds) 39 (Adds 1rd)

These units replace the magazine base plate and internal floor plate. They will add three rounds to the Glock M26 two rounds to the Glock M27 and M33 and one round to the Glock M39. They also add 1″ additional length for better control and comfort.